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State-of-the-art deep neural networks (DNNs) have been proved to have excellent performance on unsupervised domain adaption (UDA). However, recent work shows that DNNs perform poorly when being attacked by adversarial samples, where these…

计算机视觉与模式识别 · 计算机科学 2021-08-05 Liyuan Zhang , Yuhang Zhou , Lei Zhang

Multi-target unsupervised domain adaptation (UDA) aims to learn a unified model to address the domain shift between multiple target domains. Due to the difficulty of obtaining annotations for dense predictions, it has recently been…

计算机视觉与模式识别 · 计算机科学 2024-05-13 Yonghao Xu , Pedram Ghamisi , Yannis Avrithis

Although deep neural networks have achieved remarkable results for the task of semantic segmentation, they usually fail to generalize towards new domains, especially when performing synthetic-to-real adaptation. Such domain shift is…

计算机视觉与模式识别 · 计算机科学 2021-10-07 Adriano Cardace , Pierluigi Zama Ramirez , Samuele Salti , Luigi Di Stefano

Data representations that contain all the information about target variables but are invariant to nuisance factors benefit supervised learning algorithms by preventing them from learning associations between these factors and the targets,…

机器学习 · 计算机科学 2018-09-27 Ayush Jaiswal , Yue Wu , Wael AbdAlmageed , Premkumar Natarajan

Recent studies imply that deep neural networks are vulnerable to adversarial examples -- inputs with a slight but intentional perturbation are incorrectly classified by the network. Such vulnerability makes it risky for some…

计算机视觉与模式识别 · 计算机科学 2021-07-27 Jinyu Yang , Chunyuan Li , Weizhi An , Hehuan Ma , Yuzhi Guo , Yu Rong , Peilin Zhao , Junzhou Huang

Unsupervised domain adaptation (UDA) aims to align the labelled source distribution with the unlabelled target distribution to obtain domain-invariant predictive models. Since cross-modality medical data exhibit significant intra and…

计算机视觉与模式识别 · 计算机科学 2024-02-26 Fengming Lin , Yan Xia , Michael MacRaild , Yash Deo , Haoran Dou , Qiongyao Liu , Kun Wu , Nishant Ravikumar , Alejandro F. Frangi

Unsupervised pre-training has been proven as an effective approach to boost various downstream tasks given limited labeled data. Among various methods, contrastive learning learns a discriminative representation by constructing positive and…

图像与视频处理 · 电气工程与系统科学 2022-02-17 Jizong Peng , Ping Wang , Marco Pedersoli , Christian Desrosiers

Semantic segmentation is an essential step for electron microscopy (EM) image analysis. Although supervised models have achieved significant progress, the need for labor intensive pixel-wise annotation is a major limitation. To complicate…

计算机视觉与模式识别 · 计算机科学 2021-01-11 Jiajin Yi , Zhimin Yuan , Jialin Peng

This paper proposes a new unsupervised domain adaptation approach called Collaborative and Adversarial Network (CAN), which uses the domain-collaborative and domain-adversarial learning strategy for training the neural network. The…

计算机视觉与模式识别 · 计算机科学 2025-06-25 Weichen Zhang , Dong Xu , Wanli Ouyang , Wen Li

We introduce a neural network framework, utilizing adversarial learning to partition an image into two cuts, with one cut falling into a reference distribution provided by the user. This concept tackles the task of unsupervised anomaly…

计算机视觉与模式识别 · 计算机科学 2021-10-04 Raunak Dey , Yi Hong

The objective of unsupervised domain adaptation is to leverage features from a labeled source domain and learn a classifier for an unlabeled target domain, with a similar but different data distribution. Most deep learning approaches to…

计算机视觉与模式识别 · 计算机科学 2018-04-19 Pedro O. Pinheiro

Medical imaging systems are commonly assessed by use of objective image quality measures. Supervised deep learning methods have been investigated to implement numerical observers for task-based image quality assessment. However, labeling…

计算机视觉与模式识别 · 计算机科学 2020-02-25 Shenghua He , Weimin Zhou , Hua Li , Mark A. Anastasio

Unsupervised domain adaptation is effective in leveraging the rich information from the source domain to the unsupervised target domain. Though deep learning and adversarial strategy make an important breakthrough in the adaptability of…

机器学习 · 计算机科学 2020-03-02 You-Wei Luo , Chuan-Xian Ren , Pengfei Ge , Ke-Kun Huang , Yu-Feng Yu

Unsupervised domain adaptation is used in many machine learning applications where, during training, a model has access to unlabeled data in the target domain, and a related labeled dataset. In this paper, we introduce a novel and general…

机器学习 · 计算机科学 2021-06-23 David Acuna , Guojun Zhang , Marc T. Law , Sanja Fidler

We consider the problem of unsupervised domain adaptation in semantic segmentation. The key in this campaign consists in reducing the domain shift, i.e., enforcing the data distributions of the two domains to be similar. A popular strategy…

计算机视觉与模式识别 · 计算机科学 2019-04-02 Yawei Luo , Liang Zheng , Tao Guan , Junqing Yu , Yi Yang

Extensive Unsupervised Domain Adaptation (UDA) studies have shown great success in practice by learning transferable representations across a labeled source domain and an unlabeled target domain with deep models. However, previous works…

机器学习 · 计算机科学 2021-09-03 Muhammad Awais , Fengwei Zhou , Hang Xu , Lanqing Hong , Ping Luo , Sung-Ho Bae , Zhenguo Li

Recent works showed that Generative Adversarial Networks (GANs) can be successfully applied in unsupervised domain adaptation, where, given a labeled source dataset and an unlabeled target dataset, the goal is to train powerful classifiers…

计算机视觉与模式识别 · 计算机科学 2018-05-07 Riccardo Volpi , Pietro Morerio , Silvio Savarese , Vittorio Murino

Surgical tool segmentation in endoscopic images is an important problem: it is a crucial step towards full instrument pose estimation and it is used for integration of pre- and intra-operative images into the endoscopic view. While many…

计算机视觉与模式识别 · 计算机科学 2020-07-10 Daniil Pakhomov , Wei Shen , Nassir Navab

While domain adaptation has been actively researched in recent years, most theoretical results and algorithms focus on the single-source-single-target adaptation setting. Naive application of such algorithms on multiple source domain…

机器学习 · 计算机科学 2017-10-31 Han Zhao , Shanghang Zhang , Guanhang Wu , João P. Costeira , José M. F. Moura , Geoffrey J. Gordon

Minimization of distribution matching losses is a principled approach to domain adaptation in the context of image classification. However, it is largely overlooked in adapting segmentation networks, which is currently dominated by…

计算机视觉与模式识别 · 计算机科学 2021-11-29 Georg Pichler , Jose Dolz , Ismail Ben Ayed , Pablo Piantanida